Mummy Pig, Peppa Pig's mom on the beloved U.K. children's cartoon, is pregnant. After 21 years as a family of four, Mummy and Daddy Pig will break the news to Peppa and George in a new episode of Peppa Pig on March 31.

Peppa Pig's Mummy is pregnant with a third piglet, a mere 21 years after the cartoon family first appeared on TV. Peppa and little bro George will have to adjust.

Peppa Pig ’s mother is pregnant with her third piglet. The long-running animated series will be forever changed in an episode that will premiere – appropriately – on Mother’s Day (30 March).